2009 Jaguar XK vs. 1977 Pontiac Firebird
To start off, 2009 Jaguar XK is newer by 32 year(s). Which means there will be less support and parts availability for 1977 Pontiac Firebird. In addition, the cost of maintenance, including insurance, on 1977 Pontiac Firebird would be higher. At 4,942 cc (8 cylinders), 1977 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 2009 Jaguar XK (410 HP @ 6250 RPM) has 210 more horse power than 1977 Pontiac Firebird. (200 HP @ 4000 RPM). In normal driving conditions, 2009 Jaguar XK should accelerate faster than 1977 Pontiac Firebird. With that said, vehicle weight also plays an important factor in acceleration. 2009 Jaguar XK weights approximately 200 kg more than 1977 Pontiac Firebird. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2009 Jaguar XK (560 Nm @ 4000 RPM) has 101 more torque (in Nm) than 1977 Pontiac Firebird. (459 Nm @ 2000 RPM). This means 2009 Jaguar XK will have an easier job in driving up hills or pulling heavy equipment than 1977 Pontiac Firebird.
Compare all specifications:
| 2009 Jaguar XK | 1977 Pontiac Firebird | |
| Make | Jaguar | Pontiac |
| Model | XK | Firebird |
| Year Released | 2009 | 1977 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4196 cc | 4942 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 410 HP | 200 HP |
| Engine RPM | 6250 RPM | 4000 RPM |
| Torque | 560 Nm | 459 Nm |
| Torque RPM | 4000 RPM | 2000 RPM |
| Engine Bore Size | 86 mm | 101.6 mm |
| Engine Stroke Size | 90.3 mm | 76.2 mm |
| Engine Compression Ratio | 9.1:1 | 7.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 250 km/hour | 190 km/hour |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1785 kg | 1585 kg |
| Vehicle Length | 4800 mm | 4880 mm |
| Vehicle Width | 1900 mm | 1870 mm |
| Vehicle Height | 1340 mm | 1290 mm |
| Wheelbase Size | 2760 mm | 2750 mm |
